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(11)

EP 3 119 776 A1

(12)

(43) Date of publication: 25.01.2017 Bulletin 2017/04 (21) Application number: 15703883.7 (22) Date of filing: 12.02.2015

(51) International Patent Classification (IPC):  C07D 471/04(2006.01) C07D 495/04(2006.01) C07D 209/34(2006.01) C07D 513/14(2006.01) H01L 51/00(2006.01) C07D 471/14(2006.01) C07D 495/14(2006.01) C07D 513/04(2006.01) H01B 1/00(2006.01) (86) International application number: PCT/EP2015/000308 (87) International publication number: WO 2015/139802 (24.09.2015 Gazette 2015/38)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 17.03.2014 EP 14000972 (71) Applicant: Merck Patent GmbH 64293 Darmstadt (DE)	(72) Inventors: NANSON, Lana Southampton SO16 3TZ (GB) BLOUIN, Nicolas 64295 Darmstadt (DE) MITCHELL, William Chandler's Ford SO53 3PE (GB)